Lineman587 Lineman587
  • 13-04-2014
  • Mathematics
contestada

If x is a real number such that x³ = 64, then x² + √x =?

Respuesta :

Lilith
Lilith Lilith
  • 13-04-2014
[tex]x^3 = 64\\ \\x=\sqrt[3]{64}\\ \\x=4 \\ \\ \\ x^2 + \sqrt{ x }=4^2+\sqrt{4}=16+2 =18[/tex]


Answer Link
Sitara
Sitara Sitara
  • 13-04-2014
If x³=64
,x=∛64=4
x²=16
√x=4
x²+√x=16+2
⇒18

Answer Link

Otras preguntas

what helped Arabs succeed at trade?
(3m^4n^6)(2mn)^0(2m^2n)
What does the "slope-intercept form" look like?
what helped Arabs succeed at trade?
A toy chest in the shape of a rectangular prism has a volume of 8,640 cubic inches.  The base area of the toy chest is 720 square inches.  What is the height of
A time when there is so little food that many people starve.
Plants need bacteria in order to take up and use which element?CarbonOxygenNitrogenHydrogen
What was the chief complaint that the American colonies had against England? A. unfair rule B. not enough leadership support C. little guidance in developin
fraction and mixed numbers to simplest form. 3 28/24 =
Which of these factors contributed to the plight of rural farmers?